Combustible Gearhulk

Combustible Gearhulk

Artifact Creature - Construct | Power/Toughness: 6 / 6 (CMC 6)
First strike
When Combustible Gearhulk enters the battlefield, target opponent may have you draw three cards. If the player doesn't, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.